Home / 40,500.45-55,890.65-22,595.45

Finding the Fourth Proportional to 40,500.45, 55,890.65 and 22,595.45

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Solution

The fourth proportional to 40,500.45, 55,890.65 and 22,595.45 is: 31,181.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,500.45 : 55,890.65 = 22,595.45 : x
  2. Step 2: Convert to fraction form
    40,500.45/55,890.65 = 22,595.45/x
  3. Step 3: Cross multiply
    40,500.45x = 55,890.65 × 22,595.45
  4. Step 4: Simplify right side
    40,500.45x = 1,262,874,646.19
  5. Step 5: Solve for x
    x = 1,262,874,646.19/40,500.45
  6. Step 6: Final answer
    x = 31,181.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.